Request Details

Route
/fast GET
Timestamp
Sep 10, 2026 9:32 AM
Duration
10.0 ms
Status
201
Response Size
1.5 KB
Error
No

Performance Breakdown

Database
45.8% (1 query)
View Rendering
54.2%
Application Logic
0.0%
Other Operations
0.0%
Total Operations
2
Slowest Operation
26.0 ms

Request Trace

How to read this

Each row is a layer of your stack. Many short Database bars means N+1 queries — fix with includes(). A wide Action bar with little Database time means slow Ruby code. A wide View bar usually means a partial rendered in a loop.

Action
View
Database
Other
View
Database
0.0ms 12.0ms 24.0ms 36.0ms 48.0ms

Operations

How to use this

Sort by Impact to find your biggest wins. Click any row for details and optimisation suggestions. The same SQL appearing multiple times is an N+1 — fix with includes(). A single operation above 50% impact is your highest priority.

Operation Duration Impact Timeline Actions
posts/show 26 ms 260.0%
SELECT id, name, email FROM users WHERE id = ? 22 ms 220.0%